1. Ecohydrology Research Group Dep. of Earth and Environmental SciencesWater Institute Univ. of WaterlooWaterlooONCanadaN2L 2G1
2. Dep. of Chemistry and Biochemistry Wilfrid Laurier Univ. WaterlooONCanada N2L 3C5
3. School of Environmental Sciences Univ. of GuelphGuelphONCanadaN1G 2W1